Offered here is one of the rarest known Kerr Mason jars, produced in Sand Springs, Oklahoma and marked with the 1915 patent date. This exceptional example features dramatic seed bubbles spread throughout the glass body, a one-of-a-kind characteristic highly sought after by advanced Mason jar collectors.
• Embossed front: “Kerr Self Sealing Mason”
• Base embossing: Sand Springs, OK with 1915 patent
• Condition: Near mint, free of chips, cracks, or haze
• Zinc lid included, threads intact
• Half-gallon capacity (see ruler photo for measurements)
This jar combines rarity, provenance, and condition in a way seldom seen. A true once-in-a-lifetime offering for serious antique glass and Mason jar collectors.
